7681828

素因数分解:

$2^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{509}}^1$

素因数の和:545

約数の個数: 48

約数和(自身を含む): 17136000

約数和(自身を除く): 9454172

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 343, 509, 539, 686, 1018, 1078, 1372, 2036, 2156, 3563, 3773, 5599, 7126, 7546, 11198, 14252, 15092, 22396, 24941, 39193, 49882, 78386, 99764, 156772, 174587, 274351, 349174, 548702, 698348, 1097404, 1920457, 3840914, 7681828]

約数ペア:

[(1, 7681828), (2, 3840914), (4, 1920457), (7, 1097404), (11, 698348), (14, 548702), (22, 349174), (28, 274351), (44, 174587), (49, 156772), (77, 99764), (98, 78386), (154, 49882), (196, 39193), (308, 24941), (343, 22396), (509, 15092), (539, 14252), (686, 11198), (1018, 7546), (1078, 7126), (1372, 5599), (2036, 3773), (2156, 3563)]